ID_AA64ISAR1_API_SHIFT
#define ID_AA64ISAR1_API_MASK (UL(0xf) << ID_AA64ISAR1_API_SHIFT)
#define ID_AA64ISAR1_API_NONE (UL(0x0) << ID_AA64ISAR1_API_SHIFT)
#define ID_AA64ISAR1_API_PAC (UL(0x1) << ID_AA64ISAR1_API_SHIFT)
#define ID_AA64ISAR1_API_EPAC (UL(0x2) << ID_AA64ISAR1_API_SHIFT)
#define ID_AA64ISAR1_API_EPAC2 (UL(0x3) << ID_AA64ISAR1_API_SHIFT)
#define ID_AA64ISAR1_API_FPAC (UL(0x4) << ID_AA64ISAR1_API_SHIFT)
#define ID_AA64ISAR1_API_FPAC_COMBINED (UL(0x5) << ID_AA64ISAR1_API_SHIFT)